August weather forecast
Vierge des Trois Tonneaux, French Guiana

August

Weather in August

August, the last month of the summer in Vierge des Trois Tonneaux, is a tropical month, with temperature in the range of an average low of 24.5°C (76.1°F) and an average high of 30.4°C (86.7°F).

Temperature

Vierge des Trois Tonneaux's average high-temperature marks a hot 30.4°C (86.7°F) with the advent of August, closely mirroring that of the preceding month. Vierge des Trois Tonneaux's nighttime temperature in August drops to an average of 24.5°C (76.1°F).

Heat index

Throughout August, the heat index is evaluated at a sweltering 38°C (100.4°F). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.
Factoring in the heat index, values are geared towards shaded areas with light breezes. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', combines both the air temperature and the humidity level to give a perceived human temperature. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.

Humidity

In August, the average relative humidity in Vierge des Trois Tonneaux is 78%.

Rainfall

In August, in Vierge des Trois Tonneaux, the rain falls for 20.9 days. Throughout August, 71mm (2.8") of precipitation is accumulated. Throughout the year, in Vierge des Trois Tonneaux, there are 288 rainfall days, and 1773mm (69.8") of precipitation is accumulated.

Daylight

The average length of the day in August is 12h and 16min.
On the first day of the month, sunrise is at 06:29 and sunset at 18:48. On the last day of August, in Vierge des Trois Tonneaux, sunrise is at 06:26 and sunset at 18:39 -03.

Sunshine

The average sunshine in August is 8.9h.

UV index

July through November, with an average maximum UV index of 7, are months with the highest UV index in Vierge des Trois Tonneaux, French Guiana. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 7 during August translates into these guidelines:
Guard oneself from overexposure. Defence against sun injury is vital. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.

Frequently asked questions

Is it hot in Vierge des Trois Tonneaux during August?
In August, in Vierge des Trois Tonneaux, the average high-temperature is 30.4°C (86.7°F), and the average low-temperature is 24.5°C (76.1°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 38°C (100.4°F).
What is the average humidity in August in Vierge des Trois Tonneaux?
In August, the average relative humidity in Vierge des Trois Tonneaux, French Guiana, is 78%.
How much does it rain in Vierge des Trois Tonneaux in August?
In Vierge des Trois Tonneaux, during August, the rain falls for 20.9 days and regularly aggregates up to 71mm (2.8") of precipitation.
How many hours of daylight does Vierge des Trois Tonneaux have in August?
In Vierge des Trois Tonneaux, French Guiana, the average day length in August is 12h and 16min.
When is the sunrise / sunset in August in Vierge des Trois Tonneaux?
On the first day of August in Vierge des Trois Tonneaux, French Guiana, sunrise is at 06:29 and sunset at 18:48. On the last day of the month, sunrise is at 06:26 and sunset at 18:39 -03.
How long on average sun shines in August in Vierge des Trois Tonneaux?
In Vierge des Trois Tonneaux, French Guiana, the average sunshine duration in August is 8.9h.
What are the months with the highest UV index in Vierge des Trois Tonneaux?
The months with the highest UV index in Vierge des Trois Tonneaux are July through November, with an average maximum UV index of 7.
What is the UV index intensity in August in Vierge des Trois Tonneaux?
In August, the average daily maximum UV index in Vierge des Trois Tonneaux is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August - Vierge des Trois Tonneaux, French Guiana
Average temperature in August
Vierge des Trois Tonneaux, French Guiana
  • Average high temperature in August: 30.4°C

The warmest months (with the highest average high temperature) are September and October (30.9°C).
The month with the lowest average high temperature is February (27.5°C).

  • Average low temperature in August: 24.5°C

The month with the highest average low temperature is November (25.1°C).
The coldest month (with the lowest average low temperature) is January (24.2°C).

Average pressure in August - Vierge des Trois Tonneaux, French Guiana
Average pressure in August
Vierge des Trois Tonneaux, French Guiana
  • Average pressure in August: 1012.6mbar

The months with the highest atmospheric pressure are June and July (1013.1mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).

Average wind speed in August - Vierge des Trois Tonneaux, French Guiana
Average wind speed in August
Vierge des Trois Tonneaux, French Guiana
  • Average wind speed in August: 11.3km/h

The windiest month (with the highest average wind speed) is February (15.3km/h).
The calmest month (with the lowest average wind speed) is July (9.7km/h).

Average humidity in August - Vierge des Trois Tonneaux, French Guiana
Average humidity in August
Vierge des Trois Tonneaux, French Guiana
  • Average humidity in August: 78%

The months with the highest relative humidity are February and May (84%).
The months with the lowest relative humidity are September and October (77%).

Average rainfall in August - Vierge des Trois Tonneaux, French Guiana
Average rainfall in August
Vierge des Trois Tonneaux, French Guiana
  • Average rainfall in August: 71mm

The wettest month (with the highest rainfall) is May (279mm).
The driest month (with the least rainfall) is September (29mm).

Average rainfall days in August - Vierge des Trois Tonneaux, French Guiana
Average rainfall days in August
Vierge des Trois Tonneaux, French Guiana
  • Average rainfall days in August: 20.9 days

The month with the highest number of rainy days is May (29.6 days).
The months with the least rainy days are September and October (14.3 days).

Average daylight in August / Average sunshine in August - Vierge des Trois Tonneaux, French Guiana
Average daylight in August /
Average sunshine in August
Vierge des Trois Tonneaux, French Guiana
  • Average daylight in August: 12h and 2min

The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 48min).

  • Average sunshine in August: 8h and 5min

The month with the most sunshine is September (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).

Average sunshine days in August - Vierge des Trois Tonneaux, French Guiana
Average sunshine days in August
Vierge des Trois Tonneaux, French Guiana
  • Average sunshine days in August: 5.8 days

The month with the most sunshine days is October (13.2 days).
The month with the least sunshine days is May (0.6 days).

Average UV index in August - Vierge des Trois Tonneaux, French Guiana
Average UV index in August
Vierge des Trois Tonneaux, French Guiana
  • Average UV index in August: 7

The months with the highest UV index are July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June and December (UV index 6).

Average cloud cover in August - Vierge des Trois Tonneaux, French Guiana
Average cloud cover in August
Vierge des Trois Tonneaux, French Guiana
  • Average cloud cover in August: 30

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 25).

Average visibility in August - Vierge des Trois Tonneaux, French Guiana
Average visibility in August
Vierge des Trois Tonneaux, French Guiana
  • Average visibility in August: 10km

The months with the highest visibility are January, February, March, April, August, September, October, November and December (10km).
The months with the lowest visibility are May, June and July (9km).

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